Z89C00 View Datasheet(PDF) - Zilog

Part Name

Description

Manufacturer

Z89C00

16-BIT DIGITAL SIGNAL PROCESSOR

Zilog 

Register

Pointer

0-2

S-Bus

256 Word

RAM

0

256 Word

RAM

1

16-Bit Bus

Switch

X

Y

16 x16

Multiplier

24-bit P

24-Bit Bus

24

P-Bus

MUX

Shifter

B

A

ALU

Register

Pointer

4-6

External Program ROM

PD15-PD0

16

PA15-PA0

16

PD

PA

16

16

PC

Instruction

Register

D-Bus

Switch

Stack

Ready

/ROMEN

4K

Word

ROM

16

16-bit

I/O

2

Port

3

EXT15-EXT0

/RDYE

ER//W, /EI

EA2-EA0

3

Interrupt

INT2-INT0

/RESET

Status

(5)

2

User

Port

2

UI1-UI0

UO1-UO0

ACC

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